ru.vyarus.dropwizard.guice.injector.lookup

Class InjectorLookup

java.lang.Object

ru.vyarus.dropwizard.guice.injector.lookup.InjectorLookup

public final class InjectorLookup
extends java.lang.Object

Application injector static lookup utility.

Since:

19.04.2015

Method Summary

Modifier and Type	Method and Description
static java.util.Optional<com.google.inject.Injector>	getInjector(io.dropwizard.Application application)
static java.util.Optional<com.google.inject.Injector>	getInjector(io.dropwizard.setup.Environment environment)
static <T> java.util.Optional<T>	getInstance(io.dropwizard.Application application, java.lang.Class<T> bean) Shortcut to directly obtain bean instance.
static <T> java.util.Optional<T>	getInstance(io.dropwizard.setup.Environment environment, java.lang.Class<T> bean) Shortcut to directly obtain bean instance.
static void	registerInjector(io.dropwizard.Application application, com.google.inject.Injector injector) Used internally to register application specific injector.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getInjector

public static java.util.Optional<com.google.inject.Injector> getInjector(io.dropwizard.Application application)

Parameters:

application - application instance

Returns:

optional with or without application-bound injector

getInjector

public static java.util.Optional<com.google.inject.Injector> getInjector(io.dropwizard.setup.Environment environment)

Parameters:

environment - environment instance

Returns:

optional with or without application-bound injector

getInstance

public static <T> java.util.Optional<T> getInstance(io.dropwizard.Application application,
                                                    java.lang.Class<T> bean)

Shortcut to directly obtain bean instance.

Type Parameters:

T - bean type

Parameters:

application - application instance

bean - bean type

Returns:

bean instance, obtained from guice injector

getInstance

public static <T> java.util.Optional<T> getInstance(io.dropwizard.setup.Environment environment,
                                                    java.lang.Class<T> bean)

Shortcut to directly obtain bean instance.

Type Parameters:

T - bean type

Parameters:

environment - environment instance

bean - bean type

Returns:

bean instance, obtained from guice injector

registerInjector

public static void registerInjector(io.dropwizard.Application application,
                                    com.google.inject.Injector injector)

Used internally to register application specific injector.

Parameters:

application - application instance

injector - injector instance